78410340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 253955520

約数和(自身を除く): 175545180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 101, 114, 171, 180, 190, 202, 227, 228, 285, 303, 342, 380, 404, 454, 505, 570, 606, 681, 684, 855, 908, 909, 1010, 1135, 1140, 1212, 1362, 1515, 1710, 1818, 1919, 2020, 2043, 2270, 2724, 3030, 3405, 3420, 3636, 3838, 4086, 4313, 4540, 4545, 5757, 6060, 6810, 7676, 8172, 8626, 9090, 9595, 10215, 11514, 12939, 13620, 17252, 17271, 18180, 19190, 20430, 21565, 22927, 23028, 25878, 28785, 34542, 38380, 38817, 40860, 43130, 45854, 51756, 57570, 64695, 68781, 69084, 77634, 86260, 86355, 91708, 114635, 115140, 129390, 137562, 155268, 172710, 194085, 206343, 229270, 258780, 275124, 343905, 345420, 388170, 412686, 435613, 458540, 687810, 776340, 825372, 871226, 1031715, 1306839, 1375620, 1742452, 2063430, 2178065, 2613678, 3920517, 4126860, 4356130, 5227356, 6534195, 7841034, 8712260, 13068390, 15682068, 19602585, 26136780, 39205170, 78410340]

約数ペア:

[(1, 78410340), (2, 39205170), (3, 26136780), (4, 19602585), (5, 15682068), (6, 13068390), (9, 8712260), (10, 7841034), (12, 6534195), (15, 5227356), (18, 4356130), (19, 4126860), (20, 3920517), (30, 2613678), (36, 2178065), (38, 2063430), (45, 1742452), (57, 1375620), (60, 1306839), (76, 1031715), (90, 871226), (95, 825372), (101, 776340), (114, 687810), (171, 458540), (180, 435613), (190, 412686), (202, 388170), (227, 345420), (228, 343905), (285, 275124), (303, 258780), (342, 229270), (380, 206343), (404, 194085), (454, 172710), (505, 155268), (570, 137562), (606, 129390), (681, 115140), (684, 114635), (855, 91708), (908, 86355), (909, 86260), (1010, 77634), (1135, 69084), (1140, 68781), (1212, 64695), (1362, 57570), (1515, 51756), (1710, 45854), (1818, 43130), (1919, 40860), (2020, 38817), (2043, 38380), (2270, 34542), (2724, 28785), (3030, 25878), (3405, 23028), (3420, 22927), (3636, 21565), (3838, 20430), (4086, 19190), (4313, 18180), (4540, 17271), (4545, 17252), (5757, 13620), (6060, 12939), (6810, 11514), (7676, 10215), (8172, 9595), (8626, 9090)]